[INFO] fetching crate sunspec_rs 0.6.1... [INFO] checking sunspec_rs-0.6.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate sunspec_rs 0.6.1 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate sunspec_rs 0.6.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate sunspec_rs 0.6.1 [INFO] finished tweaking crates.io crate sunspec_rs 0.6.1 [INFO] tweaked toml for crates.io crate sunspec_rs 0.6.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate sunspec_rs 0.6.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde v1.0.186 [INFO] [stderr] Downloaded xml-rs v0.8.16 [INFO] [stderr] Downloaded tokio-retry v0.3.0 [INFO] [stderr] Downloaded clap-verbosity-flag v2.0.1 [INFO] [stderr] Downloaded async-recursion v1.0.4 [INFO] [stderr] Downloaded serde_derive v1.0.186 [INFO] [stderr] Downloaded tokio-modbus v0.9.0 [INFO] [stderr] Downloaded pin-project v1.1.3 [INFO] [stderr] Downloaded pin-project-internal v1.1.3 [INFO] [stderr] Downloaded object v0.32.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 56691a4d22287a587243bc0ed603b6b96296bc94d4e4a499b42d13a2d9228ad5 [INFO] running `Command { std: "docker" "start" "-a" "56691a4d22287a587243bc0ed603b6b96296bc94d4e4a499b42d13a2d9228ad5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "56691a4d22287a587243bc0ed603b6b96296bc94d4e4a499b42d13a2d9228ad5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56691a4d22287a587243bc0ed603b6b96296bc94d4e4a499b42d13a2d9228ad5", kill_on_drop: false }` [INFO] [stdout] 56691a4d22287a587243bc0ed603b6b96296bc94d4e4a499b42d13a2d9228ad5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b2117370863d9b073ff2567e6048b956b0eb87ac7047aa4caaee056156932c5f [INFO] running `Command { std: "docker" "start" "-a" "b2117370863d9b073ff2567e6048b956b0eb87ac7047aa4caaee056156932c5f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Checking socket2 v0.5.3 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Compiling protobuf v2.28.0 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Compiling serde v1.0.186 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling async-trait v0.1.73 [INFO] [stderr] Checking clap_builder v4.4.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking parking_lot_core v0.9.8 [INFO] [stderr] Compiling prometheus v0.13.3 [INFO] [stderr] Checking bytes v1.4.0 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling syn v2.0.29 [INFO] [stderr] Checking tracing-log v0.1.3 [INFO] [stderr] Checking xml-rs v0.8.16 [INFO] [stderr] Checking tracing-subscriber v0.3.17 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling tracing-attributes v0.1.26 [INFO] [stderr] Compiling thiserror-impl v1.0.48 [INFO] [stderr] Compiling pin-project-internal v1.1.3 [INFO] [stderr] Compiling serde_derive v1.0.186 [INFO] [stderr] Compiling clap_derive v4.4.0 [INFO] [stderr] Compiling async-recursion v1.0.4 [INFO] [stderr] Checking tokio v1.32.0 [INFO] [stderr] Checking thiserror v1.0.48 [INFO] [stderr] Checking pin-project v1.1.3 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking clap v4.4.0 [INFO] [stderr] Checking clap-verbosity-flag v2.0.1 [INFO] [stderr] Checking tokio-util v0.7.8 [INFO] [stderr] Checking tokio-retry v0.3.0 [INFO] [stderr] Checking tokio-modbus v0.9.0 [INFO] [stderr] Checking serde-xml-rs v0.6.0 [INFO] [stderr] Checking sunspec_rs v0.6.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `ToString` is imported redundantly [INFO] [stdout] --> src/lib/model_data.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::string::ToString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `ToString` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ToString` is imported redundantly [INFO] [stdout] --> src/lib/sunspec_connection.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::string::ToString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `ToString` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ToString` is imported redundantly [INFO] [stdout] --> src/lib/model_data.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::string::ToString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `ToString` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ToString` is imported redundantly [INFO] [stdout] --> src/lib/sunspec_connection.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::string::ToString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `ToString` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `clap_verbosity_flag` is imported redundantly [INFO] [stdout] --> src/bin/tools/get_models/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use clap_verbosity_flag; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ the item `clap_verbosity_flag` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tracing_subscriber` is imported redundantly [INFO] [stdout] --> src/bin/tools/get_models/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use tracing_subscriber; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the item `tracing_subscriber` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `clap_verbosity_flag` is imported redundantly [INFO] [stdout] --> src/bin/tools/get_models/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use clap_verbosity_flag; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ the item `clap_verbosity_flag` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tracing_subscriber` is imported redundantly [INFO] [stdout] --> src/bin/tools/get_models/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use tracing_subscriber; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the item `tracing_subscriber` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `clap_verbosity_flag` is imported redundantly [INFO] [stdout] --> src/bin/cli_args/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use clap_verbosity_flag; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ the item `clap_verbosity_flag` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tracing_subscriber` is imported redundantly [INFO] [stdout] --> src/bin/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use tracing_subscriber; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the item `tracing_subscriber` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sunspec_rs::model_data::ModelData` [INFO] [stdout] --> tests/test_reads.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use sunspec_rs::model_data::ModelData; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `model_field` [INFO] [stdout] --> tests/common/mod.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | model_field: String, [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_model_field` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `clap_verbosity_flag` is imported redundantly [INFO] [stdout] --> src/bin/tools/scan_slaves/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use clap_verbosity_flag; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ the item `clap_verbosity_flag` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tracing_subscriber` is imported redundantly [INFO] [stdout] --> src/bin/tools/scan_slaves/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use tracing_subscriber; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the item `tracing_subscriber` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `model_field` [INFO] [stdout] --> tests/common/mod.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | model_field: String, [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_model_field` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `clap_verbosity_flag` is imported redundantly [INFO] [stdout] --> src/bin/cli_args/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use clap_verbosity_flag; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ the item `clap_verbosity_flag` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tracing_subscriber` is imported redundantly [INFO] [stdout] --> src/bin/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use tracing_subscriber; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the item `tracing_subscriber` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `connection` [INFO] [stdout] --> tests/test_reads.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let connection: &str = "127.0.0.1:5083"; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `slave` [INFO] [stdout] --> tests/test_reads.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let slave: u8 = 9_u8; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_slave` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ssd` [INFO] [stdout] --> tests/test_reads.rs:16:14 [INFO] [stdout] | [INFO] [stdout] 16 | let (ss, ssd, md) = [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ssd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `connection` [INFO] [stdout] --> tests/test_reads.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let connection: &str = "127.0.0.1:5083"; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `slave` [INFO] [stdout] --> tests/test_reads.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | let slave: u8 = 9_u8; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_slave` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ssd` [INFO] [stdout] --> tests/test_reads.rs:42:14 [INFO] [stdout] | [INFO] [stdout] 42 | let (ss, ssd, md) = [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ssd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `connection` [INFO] [stdout] --> tests/test_writes.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let connection: &str = "127.0.0.1:5083"; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `slave` [INFO] [stdout] --> tests/test_writes.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let slave: u8 = 9_u8; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_slave` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `connection` [INFO] [stdout] --> tests/test_reads.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | let connection: &str = "127.0.0.1:5083"; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `slave` [INFO] [stdout] --> tests/test_reads.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | let slave: u8 = 3_u8; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_slave` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ssd` [INFO] [stdout] --> tests/test_reads.rs:68:14 [INFO] [stdout] | [INFO] [stdout] 68 | let (ss, ssd, md) = [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ssd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `clap_verbosity_flag` is imported redundantly [INFO] [stdout] --> src/bin/tools/scan_slaves/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use clap_verbosity_flag; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ the item `clap_verbosity_flag` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tracing_subscriber` is imported redundantly [INFO] [stdout] --> src/bin/tools/scan_slaves/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use tracing_subscriber; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the item `tracing_subscriber` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ssd` [INFO] [stdout] --> tests/test_reads.rs:96:14 [INFO] [stdout] | [INFO] [stdout] 96 | let (ss, ssd, md) = [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ssd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ssd` [INFO] [stdout] --> tests/test_reads.rs:122:14 [INFO] [stdout] | [INFO] [stdout] 122 | let (ss, ssd, md) = [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ssd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `connection` [INFO] [stdout] --> tests/test_writes.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let connection: &str = "127.0.0.1:5083"; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `slave` [INFO] [stdout] --> tests/test_writes.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | let slave: u8 = 9_u8; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_slave` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `connection` [INFO] [stdout] --> tests/test_writes.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let connection: &str = "127.0.0.1:5083"; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `slave` [INFO] [stdout] --> tests/test_writes.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | let slave: u8 = 9_u8; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_slave` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `connection` [INFO] [stdout] --> tests/test_writes.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | let connection: &str = "127.0.0.1:5083"; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `slave` [INFO] [stdout] --> tests/test_writes.rs:66:9 [INFO] [stdout] | [INFO] [stdout] 66 | let slave: u8 = 9_u8; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_slave` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.37s [INFO] running `Command { std: "docker" "inspect" "b2117370863d9b073ff2567e6048b956b0eb87ac7047aa4caaee056156932c5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2117370863d9b073ff2567e6048b956b0eb87ac7047aa4caaee056156932c5f", kill_on_drop: false }` [INFO] [stdout] b2117370863d9b073ff2567e6048b956b0eb87ac7047aa4caaee056156932c5f